Internet security

Internet security How do the above concepts apply to the Internet and to personal computers? The Internet is simply a way to communicate. It offers rapid, inexpensive communication among computers that is almost unrelated to how far one computer is from another. Designed to survive a nuclear attack on the United States, the Internet is resistant to the failure of its individual parts, and is therefore very robust. It was not designed to protect the …

…in Web browsers. Because of U.S. Government regulations, software capable of handling 128-bit keys may not be exported from the U.S. except to Canada without special permission. The key lengths of "512", "1024", "2048", and larger refer to public-private key pairs used with PGP and similar programs for strong encryption. These programs may also not be exported from the U.S., but functionally equivalent versions have been created and are readily available anywhere in the world.